000 00341nam a22001217a 4500
001 1876
090 _a1876
099 _tARC
_zALEX13787
_fCorrespondance
100 _a20241101d1932 m||y0frey50 ba
200 _aUltrasons. Affaire Marconi.1932.
214 _cS.C.A.M.
_d01/01/1932
215 _d21x28
316 _aBon état
_aOriginal